Vampire Hunter D (吸血鬼ハンターD Kyūketsuki Hantā Dī?) is a series of Japanese novels written by Hideyuki Kikuchi and illustrated by Yoshitaka Amano since 1983.

To date, twenty-two novels have been published in the main series, with some novels comprising as many as four volumes. The series has also spawned anime, audio drama, and manga adaptations, as well as a short story collection, art books, and a supplemental guide book.